code: def _dispatcher(x, out=None):
      return (x, out)
  
file_path: catboost/contrib/python/numpy/py2/numpy/lib/ufunclike.py
imports: from __future__ import division, absolute_import, print_function
  import numpy.core.numeric
  from numpy.core.overrides import array_function_dispatch, ENABLE_ARRAY_FUNCTION
  import warnings
  import functools
label_desc: Use image node_id 3 for calling a global function with example usage: _dispatcher(x, out) and returns: x,  out